EDAC: Fix memleak in module init error path

Make sure to use put_device() to free the initialised struct device so
that resources managed by driver core also gets released in the event of
a registration failure.

Signed-off-by: Johan Hovold <johan@kernel.org>
Cc: Denis Kirjanov <kirjanov@gmail.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-edac <linux-edac@vger.kernel.org>
Fixes: 2d56b109e3 ("EDAC: Handle error path in edac_mc_sysfs_init() properly")
Link: http://lkml.kernel.org/r/20180612124335.6420-1-johan@kernel.org
Signed-off-by: Borislav Petkov <bp@suse.de>
This commit is contained in:
Johan Hovold 2018-06-12 14:43:34 +02:00 committed by Borislav Petkov
parent 9d72fe1ce8
commit 4708aa85d5

View File

@ -1075,14 +1075,14 @@ int __init edac_mc_sysfs_init(void)
err = device_add(mci_pdev); err = device_add(mci_pdev);
if (err < 0) if (err < 0)
goto out_dev_free; goto out_put_device;
edac_dbg(0, "device %s created\n", dev_name(mci_pdev)); edac_dbg(0, "device %s created\n", dev_name(mci_pdev));
return 0; return 0;
out_dev_free: out_put_device:
kfree(mci_pdev); put_device(mci_pdev);
out: out:
return err; return err;
} }